/Engine/Source/Editor/UnrealEd/Classes/Editor/EditorEngine.h
Copies selected actors to the clipboard. Supports copying actors from multiple levels. NOTE: Doesn't support copying prefab instance actors!
void CopySelectedActorsToClipboard ( [UWorld](API\Runtime\Engine\Engine\UWorld) * InWorld, const bool bShouldCut, const bool bIsMove, bool bWarnAboutReferences, [FString](API\Runtime\Core\Containers\FString) * DestinationData )